Workouts» Less than 30 minutes to burn » Over/Unders #18min from 65 to 80% of 5k pace4x 1min @ 95% of 5k pace,1min @ 105% of 5k pace3min @ 65% of 5k pace4x 1min @ 95% of 5k pace,1min @ 105% of 5k pace3min from 70 to 50% of 5k pace 8min from 65 to 80% of 5k pace4x 1min @ 95% of 5k pace,1min @ 105% of 5k pace3min @ 65% of 5k pace4x 1min @ 95% of 5k pace,1min @ 105% of 5k pace3min from 70 to 50% of 5k paceWorkout overviewDuration: 30mZone distributionZ1: 1mZ2: 9mZ3: 4mZ4: 8mZ5: 8mZ6: - 4% 30% 13% 27% 27% 0%An over/under workout where you'll alternate 1min under 5k pace and 1min over 5k pace. The focus of this workout is to become more efficient with higher intensity efforts and to teach the body how to recover after hard efforts. ✓ Available in Zwift More workouts like this Back to top